Home / 20,276,758.20-30,414,874.86-4,924,173.72

Finding the Fourth Proportional to 20,276,758.20, 30,414,874.86 and 4,924,173.72

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Solution

The fourth proportional to 20,276,758.20, 30,414,874.86 and 4,924,173.72 is: 7,386,196.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,276,758.20 : 30,414,874.86 = 4,924,173.72 : x
  2. Step 2: Convert to fraction form
    20,276,758.20/30,414,874.86 = 4,924,173.72/x
  3. Step 3: Cross multiply
    20,276,758.20x = 30,414,874.86 × 4,924,173.72
  4. Step 4: Simplify right side
    20,276,758.20x = 149,768,127,482,700.66
  5. Step 5: Solve for x
    x = 149,768,127,482,700.66/20,276,758.20
  6. Step 6: Final answer
    x = 7,386,196.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.